Research Article
Selecting Optimal Feature Set in High-Dimensional Data by Swarm Search
Table 8
Comparison of individual performances of different algorithm combinations.
| | FS-PSO | FS-BAT | FS-WSA | FS-Cfs | | FS-PSO-PN | FS-PSO-DT | FS-PSO-NB | FS-BAT-PN | FS-BAT-DT | FS-BAT-NB | FS-WSA-PN | FS-WSA-DT | FS-WSA-NB | FS-Cfs-PN | FS-Cfs-DT | FS-Cfs-NB |
| Average error per classifier | 0.11096 | 0.1515 | 0.23894 | 0.08776 | 0.16954 | 0.38748 | 0.08798 | 0.09966 | 0.2323 | 0.46562 | 0.58604 | 0.62314 | Average error per algo. group | 0.167133333 | 0.214926667 | 0.13998 | 0.558266667 | St. dev. error per algo. group | 0.065406582 | 0.154928957 | 0.080164471 | 0.082350811 | Time consumption per classifier | 14881.90607 | 760.10988 | 500.44817 | 5891.07444 | 645.36168 | 305.9484432 | 6671.47066 | 16908.49644 | 47372.0138 | ≈0 | ≈0 | ≈0 | Av. time con. per algo. group | 5380.821372 | 2280.794854 | 23650.6603 | ≈0 | St. dev. time con. (per algo. group) | 8229.204933 | 3131.196153 | 21171.35171 | ≈0 | % Dimension per classifier | 75.23341747 | 75.33096362 | 25.70943097 | 64.57907591 | 75.53820549 | 30.29258042 | 55.47927538 | 57.73169913 | 45.58275197 | 16.94849599 | 16.9489599 | 16.94849599 | Av. % Dimension per algo. group | 58.75793735 | 56.80328727 | 52.93124216 | 16.94849599 | St. dev. % dim. per algo. group | 28.62088765 | 23.60378812 | 6.462861923 | ≈0 |
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